package com.cskaoyan.day6._03_constructor;

import java.util.HashMap;

/**
 * @author Common-zhou
 * @since 2023-03-04 11:19
 */
public class Demo2 {
    public static void main(String[] args) {
        HashMap<String, String> hashMap = new HashMap<>();

        hashMap.put("zs", "ls");

    }
}
